Bluetooth 5.3 HiFi Sound Earbuds Doubles As Power Bank with LED Screen

Product parameters:
Transmission range: 10 meters
Bluetooth version: V5.3
Charging case charging time: 1-2 hours
Charging case interface: Type C
Material: ABS+PC
Style: e-sports
Waterproof level: IPx5
Battery life: 5 hours
Usage: earplug
Charging case battery: 500mAh
Earphone battery capacity: 50mAh*2

Product features:
No sense of delay;
Digital display screen;
Automatic connection;
8mm bio-diaphragm;
Can function as a power bank;
Magnetic charging case cover;
No distinction between primary and secondary earphones;